Interface GroupPrincipal

All Superinterfaces:
Principal
All Known Implementing Classes:
SimpleGroup

public interface GroupPrincipal extends Principal
  • Method Details

    • addMember

      boolean addMember(Principal user)
      Adds the specified member to the group.
      Parameters:
      user - the principal to add to this group.
      Returns:
      true if the member was successfully added, false if the principal was already a member.
    • removeMember

      boolean removeMember(Principal user)
      Removes the specified member from the group.
      Parameters:
      user - the principal to remove from this group.
      Returns:
      true if the principal was removed, or false if the principal was not a member.
    • isMember

      boolean isMember(Principal member)
      Returns true if the passed principal is a member of the group. This method does a recursive search, so if a principal belongs to a group which is a member of this group, true is returned.
      Parameters:
      member - the principal whose membership is to be checked.
      Returns:
      true if the principal is a member of this group, false otherwise.
    • members

      Enumeration<? extends Principal> members()
      Returns an enumeration of the members in the group. The returned objects can be instances of either Principal or Group (which is a subclass of Principal).
      Returns:
      an enumeration of the group members.